7053923

Appears in sequences

• Half the number of nX4 binary arrays with each element equal to at least one neighbor.at n=6A180764
• Half the number of nX7 binary arrays with each element equal to at least one neighbor.at n=3A180767
• T(n,k) = half the number of n X k binary arrays with each element equal to at least one neighbor.at n=48A180771